55156148149582 has 8 divisors (see below), whose sum is σ = 82761428488752. Its totient is φ = 27569005320000.

The previous prime is 55156148149559. The next prime is 55156148149603. The reversal of 55156148149582 is 28594184165155.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4534369794 + ... + 4534381957.

It is an arithmetic number, because the mean of its divisors is an integer number (10345178561094).

Almost surely, 2^{55156148149582} is an apocalyptic number.

55156148149582 is a deficient number, since it is larger than the sum of its proper divisors (27605280339170).

55156148149582 is a wasteful number, since it uses less digits than its factorization.

55156148149582 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9068754794.

The product of its digits is 69120000, while the sum is 64.

The spelling of 55156148149582 in words is "fifty-five trillion, one hundred fifty-six billion, one hundred forty-eight million, one hundred forty-nine thousand, five hundred eighty-two".